{"id":177185,"date":"2026-08-13T09:07:34","date_gmt":"2026-08-13T09:07:34","guid":{"rendered":"https:\/\/pabau.com\/?p=177185"},"modified":"2026-08-13T09:07:37","modified_gmt":"2026-08-13T09:07:37","slug":"cpt-code-21248","status":"publish","type":"post","link":"https:\/\/pabau.com\/es\/procedure-codes\/cpt-code-21248\/","title":{"rendered":"CPT code 21248: Partial mandible and maxilla reconstruction"},"content":{"rendered":"\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"MedicalWebPage\",\"headline\":\"CPT code 21248: Partial mandible and maxilla reconstruction\",\"description\":\"CPT code 21248 covers partial reconstruction of the mandible or maxilla with an endosteal implant. Report it for three or fewer teeth, or less than half the dental arch.\",\"url\":\"https:\/\/pabau.com\/procedure-codes\/cpt-code-21248\/\",\"audience\":{\"@type\":\"MedicalAudience\",\"audienceType\":\"Clinician\"},\"reviewedBy\":{\"@type\":\"Person\",\"name\":\"Dr Vanja Kitanova\",\"jobTitle\":\"Medical Reviewer\",\"affiliation\":{\"@type\":\"Organization\",\"name\":\"Pabau\"},\"knowsAbout\":[\"Medical Coding\",\"Clinical Documentation\",\"Healthcare Billing\",\"Clinical Safety\"],\"sameAs\":\"https:\/\/pabau.com\/blog\/author\/vanja\/\"},\"datePublished\":\"2026-01-15\",\"dateModified\":\"2026-08-13\"}<\/script>\n\n\n        <div id=\"key_takeaways\">\n            <div class=\"header\">\n                                    <img decoding=\"async\" src=\"https:\/\/pabau.com\/wp-content\/uploads\/2025\/12\/Key-Takeaways-Icon.svg\" alt=\"Key takeaways\" height=\"42\" width=\"42\">\n                                <h3>Key takeaways<\/h3>\n            <\/div>\n            <div class=\"list\">\n                                                            <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>CPT code 21248 covers partial reconstruction of the mandible or maxilla with an endosteal implant.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>Report 21248 when three or fewer teeth are replaced, or less than half the dental arch is rebuilt.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>Report 21249 instead once four or more teeth, or more than half the arch, are involved.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>A 90-day global period applies, so routine post-operative care is bundled into the procedure payment.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#3D3D46\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p>Practice management software like Pabau ties the operative note to the claim, so authorizations and modifiers stay tracked.<\/p>\n                        <\/div>\n                                                <\/div>\n        <\/div>\n    \n\n\n<p class=\"wp-block-paragraph\">CPT code 21248 covers reconstruction of the mandible or maxilla with an endosteal implant, for <strong>partial<\/strong> reconstruction only. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The full AMA CPT code set descriptor reads: <em>Reconstruction of mandible or maxilla, endosteal implant (e.g., blade, cylinder); partial.<\/em> Oral and maxillofacial surgeons, implant specialists, and their billing teams reach for it in one situation. The surgeon rebuilds a segment of the jaw rather than the whole bone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The code sits in the CPT surgery section for repair, revision, and reconstruction of the facial bones. Endosteal implants go directly into the mandible or maxilla, where they anchor prosthetic crowns, bridges, or denture attachments. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Work that extends across the midface skeleton belongs to separate codes such as <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-21159\/\">21159<\/a>. Getting the partial-versus-complete call right at coding time is the biggest single source of denials here.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Field<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Detail<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">CPT code<\/td>\n<td style=\"padding:12px 16px;color:#374151\">21248<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Full descriptor<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction of mandible or maxilla, endosteal implant (e.g., blade, cylinder); partial<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">CPT section<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Repair, Revision, and\/or Reconstruction of the Facial Bones<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Procedure type<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Surgical (endosteal implant placement)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Global period<\/td>\n<td style=\"padding:12px 16px;color:#374151\">090 days (90-day global surgical package)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Anatomical sites<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Mandible (lower jaw) and maxilla (upper jaw)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"CPT Coding Pitfalls Every Medical Practice Faces\" width=\"800\" height=\"450\" src=\"https:\/\/www.youtube.com\/embed\/vbvV5okdXKg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h2 id=\"h-partial-or-complete-21248-vs-21249\" class=\"wp-block-heading\">Partial or complete: 21248 vs 21249<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most claim errors on this code start with the partial-versus-complete call. Billing the wrong one invites a payer audit or a flat denial, because the two codes carry different reimbursement values and different clinical criteria.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Specialty coding guidance for oral implants, published by the American Association of Oral and Maxillofacial Surgeons, puts a number on the split. Report 21248 when three or fewer teeth are replaced, or when less than half the dental arch is rebuilt. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Once four or more teeth or more than half the arch are involved, 21249 is the correct code. That count is the fastest internal check a coder can run against the operative note.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Feature<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">CPT 21248 (partial)<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">CPT 21249 (complete)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Reconstruction extent<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Portion of mandible or maxilla<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Entire mandible or maxilla<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Implant type<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Endosteal (blade, cylinder)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Endosteal (blade, cylinder)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Typical clinical scenario<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Segmental defect after tumor resection, trauma, or severe bone loss in one region<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Total jaw reconstruction following extensive resection or congenital absence<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Documentation focus<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Define the segment involved; measure bone defect<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Document full extent of reconstruction and implant coverage<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Global period<\/td>\n<td style=\"padding:12px 16px;color:#374151\">090 days<\/td>\n<td style=\"padding:12px 16px;color:#374151\">090 days<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Coding threshold<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Three or fewer teeth, or under half the arch<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Four or more teeth, or over half the arch<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">The operative report is the deciding document. A single reconstructed segment of the mandible after a partial resection is 21248. Reconstruction of the whole arch points to 21249. <a href=\"https:\/\/pabau.com\/features\/claims-management-software\/\">Claims management software<\/a> that links the operative report to the submission workflow catches the mismatch before the claim goes out.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cdn.pabau.com\/cdn\/attachments\/pulse\/content-engine\/billing_codes\/cpt-code-21248\/automate-claims-through-healthcode.webp\" alt=\"Pabau claims and billing dashboard\"\/><figcaption class=\"wp-element-caption\"><em>Pabau builds the claim from the operative record, so the word partial reaches the payer with the code.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:35px;width:800px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-icd-10-cm-codes-that-support-medical-necessity\" class=\"wp-block-heading\">ICD-10-CM codes that support medical necessity<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Medical necessity rests on pairing 21248 with a supported ICD-10-CM diagnosis code. Payers deny the claim when the diagnosis does not describe a condition that justifies partial jaw reconstruction. Check each code against the current CDC and NCHS ICD-10-CM files before you submit.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">ICD-10-CM code<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Clinical context<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M27.8<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Other specified diseases of jaws<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Structural jaw defect not covered by a more specific code<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M27.61<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Osseointegration failure of dental implant<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Revision procedures following implant failure requiring partial reconstruction<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">S02.69XA<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Fracture of mandible of other specified site, initial encounter for closed fracture<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Trauma reconstruction at a specified mandible site. Use S02.60XA when the site is unspecified<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">C41.1<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Malignant neoplasm of mandible<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Post-resection reconstruction after jaw malignancy<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">D16.5<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Benign neoplasm of lower jaw bone<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Partial reconstruction following benign tumor excision<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">M87.180<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Osteonecrosis due to drugs, jaw<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Medication-related osteonecrosis of the jaw (MRONJ) requiring reconstruction<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Always record in the clinical notes why you chose a specific diagnosis code. Two of these codes catch billers out. M87.18 is not billable at that level of detail, so a medication-related osteonecrosis case needs M87.180. Jaw disease that no more specific code describes belongs on <a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-m278\/\">M27.8<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For oncology reconstructions, payers usually want the pathology report alongside the operative record. <a href=\"https:\/\/pabau.com\/blog\/medical-forms-at-your-healthcare-practice\/\">Structured documentation forms<\/a> keep the diagnosis, the extent of the procedure, and the supporting evidence in one place.<\/p>\n\n\n\n<h2 id=\"h-medicare-reimbursement-and-fee-schedule\" class=\"wp-block-heading\">Medicare reimbursement and fee schedule<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Medicare pays this code from the CMS Physician Fee Schedule (PFS), and the amount varies by geography. The <a href=\"https:\/\/www.cms.gov\/medicare\/physician-fee-schedule\/search\/overview\" target=\"_blank\" rel=\"nofollow noopener\">CMS fee schedule lookup<\/a> returns the current rate by locality and by Medicare Administrative Contractor (MAC) jurisdiction. Rates change every January 1, when CMS publishes the final rule.<\/p>\n\n\n\n<h3 id=\"h-rvu-breakdown\" class=\"wp-block-heading\">RVU breakdown<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Relative Value Units (RVUs) drive the Medicare payment calculation. Multiply the total RVU by the CMS conversion factor and by your locality&#8217;s Geographic Practice Cost Index (GPCI). Pull the current work, practice expense, and malpractice figures from an <a href=\"https:\/\/fastrvu.com\/tools\/rvu-lookup\" target=\"_blank\" rel=\"nofollow noopener\">RVU lookup tool<\/a> before you set a fee.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">RVU component<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Notes<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Work RVU (wRVU)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Physician time, skill, and intensity<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Largest component; reflects surgical complexity<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Practice Expense RVU (PE)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Overhead costs (staff, equipment, supplies)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Differs between facility and non-facility settings<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Malpractice RVU (MP)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Professional liability insurance allocation<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Smaller component; adjusts by specialty and state<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Total RVU<\/td>\n<td style=\"padding:12px 16px;color:#374151\">wRVU + PE RVU + MP RVU<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Multiplied by conversion factor x GPCI = reimbursement<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<h3 id=\"h-geographic-rate-variation\" class=\"wp-block-heading\">Geographic rate variation<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Payment for this code is not uniform nationwide. High-cost localities such as Manhattan, San Francisco, and Anchorage usually pay more than rural MAC jurisdictions in the Midwest or Southeast. Pull your own locality&#8217;s rate from the CMS lookup before you appeal a payment or reset your fee schedule.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Private payer contracts often benchmark against Medicare. For complex surgical procedures, contracted rates commonly land between 110% and 150% of the Medicare allowable.<\/p>\n\n\n        <div id=\"pro_tip\">\n            <div class=\"img\">\n                <svg width=\"42\" height=\"42\" viewBox=\"0 0 42 42\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M12.6383 19.5238C12.6632 21.2071 12.8734 22.9926 12.0685 24.5523C11.0341 26.8917 8.45076 28.169 7.56292 30.5918C6.63082 33.1061 7.19505 36.185 9.31371 37.9786C10.929 39.5678 13.4183 39.9873 15.6061 39.5463C17.4592 39.073 19.1049 37.8388 19.9706 36.1608C20.781 34.7141 20.7866 32.9904 20.5293 31.3985C20.1006 29.3092 18.3775 27.8705 16.9807 26.362C14.8814 24.1005 14.6684 20.6854 15.595 17.8915C16.4331 15.4768 19.0026 14.2344 20.0425 11.9461C20.7202 10.6769 20.7506 9.20327 20.6068 7.81304C20.1864 5.40098 18.3139 3.23631 15.8716 2.56674C13.9742 2.03969 11.8224 2.30052 10.1739 3.37614C8.70522 4.34688 7.5878 5.86618 7.28356 7.58178C6.76081 9.82981 7.53525 12.2822 9.20307 13.9118C10.7658 15.4741 12.4806 17.2273 12.6383 19.5238Z\"\n                        fill=\"#2BADD4\" \/>\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M22.7048 19.8387C22.6822 22.3279 24.4507 24.6234 26.7493 25.4682C28.0531 25.961 29.4725 25.9183 30.7989 25.5487C32.0575 24.9955 33.301 24.2237 34.0069 23.0092C34.8384 21.5811 35.2982 19.8286 34.7832 18.2094C34.3611 16.2507 32.8739 14.6541 31.0275 13.9426C28.6736 12.9595 25.8073 13.7942 24.1719 15.7001C23.2022 16.8366 22.6143 18.3326 22.7048 19.8387Z\"\n                        fill=\"#2BADD4\" \/>\n                <\/svg>\n            <\/div>\n            <div class=\"text\">\n                <h3>Pro Tip<\/h3>\n                <p>Run the CMS Physician Fee Schedule lookup at the start of each calendar year. Medicare conversion factors and GPCI adjustments take effect January 1. Outdated RVU data is a common cause of under-billing on surgical codes like 21248.<\/p>\n            <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-modifiers-that-apply-to-cpt-code-21248\" class=\"wp-block-heading\">Modifiers that apply to CPT code 21248<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Modifiers explain the clinical circumstances around the procedure and head off denials for billing anomalies. Apply the right one at submission rather than as a correction after a denial.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Modifier<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Name<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">When to apply<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-RT<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Right side<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction performed on the right side of the mandible or maxilla<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-LT<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Left side<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction performed on the left side of the mandible or maxilla<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-50<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Bilateral procedure<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Implants placed bilaterally in the same operative session; verify payer policy before use<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-22<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Increased procedural services<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Procedure was substantially more complex than typical. Attach the operative report supporting the extra work<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-51<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Multiple procedures<\/td>\n<td style=\"padding:12px 16px;color:#374151\">When CPT 21248 is performed alongside another procedure in the same surgical session<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">-59<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Distinct procedural service<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unbundles a service otherwise treated as part of another procedure. Check NCCI edits first<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Check National Correct Coding Initiative (NCCI) edit pairs before you use -59 to unbundle 21248 from an adjacent code. Applying it without a valid override basis is a common audit trigger. <a href=\"https:\/\/pabau.com\/features\/patient-intake-software\/\">Digital consent forms<\/a> capture laterality and complexity at the point of care, which cuts modifier errors at submission.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cdn.pabau.com\/cdn\/attachments\/pulse\/content-engine\/billing_codes\/cpt-code-21248\/customizable-consent-and-intake-forms.webp\" alt=\"Pabau customizable consent and intake form builder\"\/><figcaption class=\"wp-element-caption\"><em>Pabau&#8217;s form builder records the side treated and the segment involved, so -RT, -LT, and -22 decisions are made before billing.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:35px;width:800px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-global-period-and-the-surgical-package\" class=\"wp-block-heading\">Global period and the surgical package<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT code 21248 carries a 90-day (090) global surgical period under the CMS surgical package policy. Post-operative care inside those 90 days is bundled into the procedure payment and cannot be billed on its own. Anyone booking follow-up visits needs to know where the boundary sits.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Included in the global period:<\/strong> related evaluation and management visits inside the 90 days, routine wound checks, suture removal, and uncomplicated follow-up care.<\/li>\n\n\n\n<li><strong>Excluded from the global period:<\/strong> complications that send the patient back to the operating room, care for an unrelated condition, and the consultation before surgery.<\/li>\n\n\n\n<li><strong>Billing outside the global:<\/strong> use modifier -24 for an unrelated visit, or -79 for an unrelated procedure. The note has to show why the service was unrelated.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Post-operative prescribing sits inside the same surgical episode. <a href=\"https:\/\/pabau.com\/features\/prescription-management-software\/\">Prescription management<\/a> tools show which medications belong to that episode, and which ones you can bill independently.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/cdn.pabau.com\/cdn\/attachments\/pulse\/content-engine\/billing_codes\/cpt-code-21248\/streamline-your-repeat-prescriptions.webp\" alt=\"Pabau repeat prescription management screen\"\/><figcaption class=\"wp-element-caption\"><em>Pabau logs each post-operative prescription against the surgical episode, so you can see what the 90-day global period already covers.<\/em><\/figcaption><\/figure>\n\n\n\n<div style=\"height:35px;width:800px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 id=\"h-documentation-and-medical-necessity-requirements\" class=\"wp-block-heading\">Documentation and medical necessity requirements<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Documentation moves the outcome of a 21248 claim more than any other variable. Payers, including MACs, read the operative report and the clinical notes to confirm the procedure was indicated. Thin documentation is the main driver of denials and post-payment audits.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Operative report:<\/strong> name the site, the extent of the reconstruction, the implant type, and the clinical reason for an endosteal approach. Give the tooth count or the share of the arch rebuilt.<\/li>\n\n\n\n<li><strong>Diagnosis documentation:<\/strong> imaging, pathology for oncology cases, or trauma records have to support the ICD-10-CM code you submit.<\/li>\n\n\n\n<li><strong>Medical necessity letter:<\/strong> some payers want a letter signed by the treating surgeon, especially for osteonecrosis or reconstruction after bone resorption. A <a href=\"https:\/\/pabau.com\/templates\/diagnosis-letter-from-doctor\/\">diagnosis letter template<\/a> gives the team a consistent starting point.<\/li>\n\n\n\n<li><strong>Pre-operative evaluation:<\/strong> record bone density, the implant site assessment, and any bone grafting done in the same session.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Practices that build <a href=\"https:\/\/pabau.com\/blog\/hipaa-compliance-software\/\">HIPAA-compliant documentation<\/a> into their practice management system carry far less risk at audit time. <a href=\"https:\/\/pabau.com\/industry\/plastic-surgery-emr\/\">Plastic surgery EMR<\/a> software written for reconstructive work keeps that chain intact, from operative note through to claim.<\/p>\n\n\n\n<h3 id=\"h-prior-authorization-requirements\" class=\"wp-block-heading\">Prior authorization requirements<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Prior authorization (PA) requirements vary by payer and by plan. Medicare does not usually require PA for this code, but commercial payers often do for complex reconstruction. Check each policy before you schedule, because payers revise their medical policies mid-year.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Send PA requests with the full ICD-10-CM diagnosis, the procedure description, supporting imaging, and the surgeon&#8217;s credentials.<\/li>\n\n\n\n<li>Allow 5 to 15 business days for commercial review. Some payers expedite oncology cases.<\/li>\n\n\n\n<li>Record the authorization number in box 23 of the CMS-1500 claim form.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-medical-or-dental-billing-21248-vs-d6010\" class=\"wp-block-heading\">Medical or dental billing: 21248 vs D6010<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT code 21248 and CDT code D6010 are not interchangeable. The two codes live in different code sets, go to different payers, and follow different coverage rules. Billers new to oral implant work ask about this pairing more than any other.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Attribute<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">CPT code 21248<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">CDT code D6010<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Code set<\/td>\n<td style=\"padding:12px 16px;color:#374151\">AMA CPT (medical)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">ADA CDT (dental)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Submitted to<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Medical insurance (Medicare, commercial)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dental insurance<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Clinical descriptor<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction of mandible or maxilla, endosteal implant, partial<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Endosseous implant body, endosteal &#8211; single implant placement (restorative intent)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Primary clinical context<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstructive surgery (trauma, tumor, congenital)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Restorative dentistry (tooth replacement)<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Medicare coverage<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Potentially covered when medical necessity established<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Not covered under traditional Medicare Part B<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">Dual billing risk<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Billing both codes for one implant placement invites coordination of benefits denials. Undocumented dual billing also creates fraud exposure<\/td>\n<td style=\"padding:12px 16px;color:#374151\">See CPT column<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Some procedures genuinely cross both worlds. An implant can serve a reconstructive purpose and a restorative one at the same time. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Check each payer&#8217;s coordination of benefits policy before you submit to both, and never bill both codes for one clinical event without written payer guidance.<\/p>\n\n\n\n<h2 id=\"h-related-codes-for-oral-implant-and-jaw-reconstruction\" class=\"wp-block-heading\">Related codes for oral implant and jaw reconstruction<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CPT code 21248 sits in a family of oral and maxillofacial reconstruction codes. Knowing its neighbors prevents unbundling errors and missed billing. The <a href=\"https:\/\/www.aapc.com\/codes\/cpt-codes-range\/\" target=\"_blank\" rel=\"nofollow noopener\">AAPC code lookup<\/a> lists the full facial bone range with crosswalk notes.<\/p>\n\n\n\n<table style=\"width:100%;border-collapse:separate;border-spacing:0;border-radius:12px;overflow:hidden;font-size:15px;line-height:1.5;margin:1.5em 0 2em;box-shadow:0 2px 12px rgba(0,0,0,0.08)\">\n<thead>\n<tr>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Code<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Description<\/th>\n<th style=\"background:#121D36;color:#fff;padding:14px 16px;text-align:left;font-weight:600;font-size:14px;letter-spacing:0.3px;border-bottom:2px solid #2BADD4\">Distinction from 21248<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">21249<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction of mandible or maxilla, endosteal implant; complete<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Full jaw reconstruction vs partial segment<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">21244<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction of mandible, extraoral, with transosteal bone plate (e.g., mandibular staple bone plate)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Plate is fixed through the bone from outside the mouth, not an implant inside it<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">21245<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Reconstruction of mandible or maxilla, subperiosteal implant; partial<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Implant rests on the bone surface rather than inside it<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0;background:#F9FAFB\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">41899<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Unlisted procedure, dentoalveolar structures<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Use when no specific oral\/dental code accurately describes the procedure<\/td>\n<\/tr>\n<tr style=\"border-bottom:1px solid #E8ECF0\">\n<td style=\"padding:12px 16px;font-weight:600;color:#121D36\">D6010 (CDT)<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Endosseous implant body: endosteal<\/td>\n<td style=\"padding:12px 16px;color:#374151\">Dental code; restorative intent; billed to dental insurer<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n\n\n<p class=\"wp-block-paragraph\">Grafting is coded separately from implant placement. <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-21215\/\">21215<\/a> covers a mandibular bone graft, and <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-20972\/\">20972<\/a> covers a vascularized iliac crest graft for larger defects. Check the NCCI edits before you report either one alongside 21248 in the same session.<\/p>\n\n\n\n<h2 id=\"h-common-billing-errors-and-denial-reasons\" class=\"wp-block-heading\">Common billing errors and denial reasons<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most 21248 denials trace back to a handful of repeating documentation and coding errors. Catching them before submission costs far less than working a denial queue afterwards.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Using 21249 instead of 21248:<\/strong> the operative report never says partial. Ask surgeons to use the word and define the segment involved.<\/li>\n\n\n\n<li><strong>Missing medical necessity link:<\/strong> the diagnosis code does not support reconstructive surgery, such as a routine caries code on a trauma case.<\/li>\n\n\n\n<li><strong>Laterality modifier omitted:<\/strong> a unilateral procedure goes out without -RT or -LT and trips a payer edit.<\/li>\n\n\n\n<li><strong>Prior authorization not obtained:<\/strong> commercial payers deny the claim when a PA was required but never secured. Verify at scheduling, not at billing.<\/li>\n\n\n\n<li><strong>Bundling with a graft or fixation code:<\/strong> check NCCI edits before reporting a graft or <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-21497\/\">21497<\/a> in the same session. Some pairs need -59 with strong documentation, and others cannot be unbundled at all.<\/li>\n\n\n\n<li><strong>Global period overlap:<\/strong> an E\/M visit billed inside the 90 days without modifier -24 is denied automatically under the surgical package rule.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">An <a href=\"https:\/\/pabau.com\/blog\/best-ehr-for-private-practice\/\">EHR with billing rules<\/a> built in can flag NCCI conflicts and missing modifiers before the claim transmits. That catches most of these errors at the source, where they are cheap to fix.<\/p>\n\n\n        <div id=\"pro_tip\">\n            <div class=\"img\">\n                <svg width=\"42\" height=\"42\" viewBox=\"0 0 42 42\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M12.6383 19.5238C12.6632 21.2071 12.8734 22.9926 12.0685 24.5523C11.0341 26.8917 8.45076 28.169 7.56292 30.5918C6.63082 33.1061 7.19505 36.185 9.31371 37.9786C10.929 39.5678 13.4183 39.9873 15.6061 39.5463C17.4592 39.073 19.1049 37.8388 19.9706 36.1608C20.781 34.7141 20.7866 32.9904 20.5293 31.3985C20.1006 29.3092 18.3775 27.8705 16.9807 26.362C14.8814 24.1005 14.6684 20.6854 15.595 17.8915C16.4331 15.4768 19.0026 14.2344 20.0425 11.9461C20.7202 10.6769 20.7506 9.20327 20.6068 7.81304C20.1864 5.40098 18.3139 3.23631 15.8716 2.56674C13.9742 2.03969 11.8224 2.30052 10.1739 3.37614C8.70522 4.34688 7.5878 5.86618 7.28356 7.58178C6.76081 9.82981 7.53525 12.2822 9.20307 13.9118C10.7658 15.4741 12.4806 17.2273 12.6383 19.5238Z\"\n                        fill=\"#2BADD4\" \/>\n                    <path fill-rule=\"evenodd\" clip-rule=\"evenodd\"\n                        d=\"M22.7048 19.8387C22.6822 22.3279 24.4507 24.6234 26.7493 25.4682C28.0531 25.961 29.4725 25.9183 30.7989 25.5487C32.0575 24.9955 33.301 24.2237 34.0069 23.0092C34.8384 21.5811 35.2982 19.8286 34.7832 18.2094C34.3611 16.2507 32.8739 14.6541 31.0275 13.9426C28.6736 12.9595 25.8073 13.7942 24.1719 15.7001C23.2022 16.8366 22.6143 18.3326 22.7048 19.8387Z\"\n                        fill=\"#2BADD4\" \/>\n                <\/svg>\n            <\/div>\n            <div class=\"text\">\n                <h3>Pro Tip<\/h3>\n                <p>Build a denial tracking log specific to CPT 21248. After 10 to 15 denials the pattern shows itself. One payer keeps denying for missing PA, or one surgeon&#8217;s notes keep leaving out the word partial. Targeted training and a template change fix that faster than claim-by-claim appeals.<\/p>\n            <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-how-claims-management-software-keeps-21248-claims-clean\" class=\"wp-block-heading\">How claims management software keeps 21248 claims clean<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Most oral and maxillofacial teams split this work across three places. The operative report sits in the clinical record, the authorization number sits in an email thread, and the claim is built somewhere else entirely. Every handoff is another chance for the word partial to go missing.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pabau is an all-in-one practice management system that keeps the clinical record and the billing work in one place. The operative note, the consent form, the imaging, and the authorization number all live on the patient file. When a coder opens the claim, the evidence for medical necessity is already attached to it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">That matters most while a 90-day global period is running. You can see which follow-up visits belong to the surgical episode, and which ones need modifier -24 to be paid. The same setup serves reconstructive teams and the <a href=\"https:\/\/pabau.com\/industry\/regenerative-medicine-emr\/\">regenerative medicine practices<\/a> that pair grafting with implant work.<\/p>\n\n\n        <div id=\"book_a_demo\">\n            <div class=\"left-side\">\n                <div class=\"logo\">\n                    <img decoding=\"async\"\n                        src=\"https:\/\/pabau.com\/wp-content\/uploads\/2026\/01\/Logo.svg\"\n                        alt=\"Logo\"\n                        loading=\"lazy\"\n                    \/>\n                <\/div>\n\n                <h3 class=\"heading\">\n                    Streamline surgical billing with Pabau                <\/h3>\n\n                <p class=\"description\">\n                    Pabau links operative documentation straight to the claim workflow and tracks prior authorizations for you. That means fewer coding errors on complex reconstructive procedures.                <\/p>\n\n                <div class=\"button-group\">\n                    <a href=\"\/book-demo\/\" class=\"btn btn-scale-effect btn-cta-color btn-md\">\n                        <span class=\"btn-text\">Book a demo<\/span>\n                        <div class=\"btn-icon btn-icon-right\" aria-hidden=\"true\">\n                            <svg\n                                width=\"14\"\n                                height=\"12\"\n                                viewBox=\"0 0 14 12\"\n                                fill=\"none\"\n                                xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n                            >\n                                <path\n                                    d=\"M0.75 4.77295C0.335786 4.77295 0 5.10874 0 5.52295C0 5.93716 0.335786 6.27295 0.75 6.27295V5.52295V4.77295ZM13.2803 6.05328C13.5732 5.76039 13.5732 5.28551 13.2803 4.99262L8.50736 0.219648C8.21447 -0.073245 7.73959 -0.073245 7.4467 0.219648C7.15381 0.512542 7.15381 0.987415 7.4467 1.28031L11.6893 5.52295L7.4467 9.76559C7.15381 10.0585 7.15381 10.5334 7.4467 10.8263C7.73959 11.1191 8.21447 11.1191 8.50736 10.8263L13.2803 6.05328ZM0.75 5.52295V6.27295L12.75 6.27295V5.52295V4.77295L0.75 4.77295V5.52295Z\"\n                                    fill=\"currentColor\"\n                                ><\/path>\n                            <\/svg>\n                        <\/div>\n                    <\/a>\n                <\/div>\n            <\/div>\n\n            <div class=\"right-side\">\n                <img decoding=\"async\"\n                    src=\"https:\/\/pabau.com\/wp-content\/uploads\/2026\/01\/Home-Page-Concept-4.webp\"\n                    alt=\"Pabau practice management and billing workflow\"\n                    loading=\"lazy\"\n                \/>\n            <\/div>\n        <\/div>\n        \n\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The decision that settles this claim is made in the operating room, not in the billing office. When the surgeon writes partial, names the segment, and the tooth count backs it up, 21248 holds up under review. When the note is vague, no amount of appeal work rescues it afterwards.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">So the work worth doing sits upstream of the claim. Fix the operative note template, confirm prior authorization at scheduling, and check the global period before you bill a follow-up visit. <a href=\"https:\/\/pabau.com\/book-demo\/\">Book a demo<\/a> to see how Pabau ties surgical documentation to the claim for oral and maxillofacial practices.<\/p>\n\n\n        <div id=\"expert_picks\">\n            <div class=\"header\">\n                                    <img decoding=\"async\" src=\"https:\/\/pabau.com\/wp-content\/uploads\/2025\/11\/Expert-Picks.svg\" alt=\"Continue your research\" height=\"42\" width=\"42\">\n                                <h3>Continue your research<\/h3>\n            <\/div>\n            <div class=\"content\">\n                                                            <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#54B2D3\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p><strong>Removing a benign mandible tumor before you reconstruct?<\/strong> <a href=\"https:\/\/pabau.com\/procedure-codes\/cpt-code-21047\/\">21047<\/a> sets out excision coding for a benign tumor or cyst of the mandible.<\/p>\n                        <\/div>\n                                                                                <div class=\"item\">\n                            <div>\n                                <svg width=\"20\" height=\"27\" viewBox=\"0 0 20 27\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\">\n                                    <path\n                                        d=\"M18.6223 14.3857C19.1246 13.8975 19.1246 13.1045 18.6223 12.6162L12.1938 6.36621C11.6915 5.87793 10.8759 5.87793 10.3737 6.36621C9.87143 6.85449 9.87143 7.64746 10.3737 8.13574L14.6125 12.2529H2.28571C1.57455 12.2529 1 12.8115 1 13.5029C1 14.1943 1.57455 14.7529 2.28571 14.7529H14.6085L10.3777 18.8701C9.87545 19.3584 9.87545 20.1514 10.3777 20.6396C10.8799 21.1279 11.6955 21.1279 12.1978 20.6396L18.6263 14.3896L18.6223 14.3857Z\"\n                                        fill=\"#54B2D3\" \/>\n                                <\/svg>\n                            <\/div>\n                            <p><strong>Following a mandible fracture that failed to heal?<\/strong> <a href=\"https:\/\/pabau.com\/diagnostic-codes\/icd-10-code-s0269xk\/\">S02.69XK<\/a> covers the nonunion encounter code and how payers read it.<\/p>\n                        <\/div>\n                                                <\/div>\n        <\/div>\n    \n\n\n<h2 id=\"h-frequently-asked-questions\" class=\"wp-block-heading\">Frequently asked questions<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1786603233078\"><h3 class=\"schema-faq-question\">What is CPT code 21248 used for?<\/h3> <p class=\"schema-faq-answer\">CPT code 21248 bills partial reconstruction of the mandible or maxilla with an endosteal implant, such as a blade or cylinder. It applies when the surgeon rebuilds a segment of the jaw rather than the whole bone. Typical triggers are tumor resection, trauma, osteonecrosis, and severe bone loss.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233079\"><h3 class=\"schema-faq-question\">What is the difference between 21248 and 21249?<\/h3> <p class=\"schema-faq-answer\">21248 covers partial reconstruction and 21249 covers complete reconstruction of the same structures. Specialty coding guidance draws the line by extent. Report 21248 for three or fewer teeth, or less than half the arch. Report 21249 at four or more teeth, or more than half the arch.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233080\"><h3 class=\"schema-faq-question\">Is CPT code 21248 covered by Medicare?<\/h3> <p class=\"schema-faq-answer\">Medicare may cover 21248 when medical necessity is documented with a supported ICD-10-CM code and a complete operative report. Routine dental implant placement is excluded from Part B. The claim has to show reconstructive intent, such as trauma, oncology, or osteonecrosis.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233081\"><h3 class=\"schema-faq-question\">What modifiers apply to CPT code 21248?<\/h3> <p class=\"schema-faq-answer\">Use -RT and -LT for laterality, -50 for bilateral work, and -22 for increased complexity. Add -51 for multiple procedures in one session, and -59 for a distinct service. Verify payer policy before using -50, and check NCCI edits before using -59.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233082\"><h3 class=\"schema-faq-question\">What is the global period for CPT code 21248?<\/h3> <p class=\"schema-faq-answer\">CPT code 21248 carries a 90-day (090) global surgical period. Related post-operative visits inside those 90 days are bundled into the procedure payment. Use modifier -24 for an unrelated visit and -79 for an unrelated procedure during the same window.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233083\"><h3 class=\"schema-faq-question\">Is D6010 the same as CPT code 21248?<\/h3> <p class=\"schema-faq-answer\">No. D6010 is a CDT dental code, billed to dental insurers for placing an endosteal implant body with restorative intent. CPT code 21248 is a medical code for partial jaw reconstruction. Billing both for one procedure needs a coordination of benefits review first.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1786603233084\"><h3 class=\"schema-faq-question\">Which code covers osteonecrosis of the jaw on a 21248 claim?<\/h3> <p class=\"schema-faq-answer\">Use M87.180 for osteonecrosis of the jaw due to drugs. M87.18 is not billable at that level of detail, so it will not support the claim. Pair the diagnosis with imaging and the medication history in the record.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>Report CPT 21248 for three or fewer teeth, or under half the dental arch. Past that, 21249 applies.<\/p>\n","protected":false},"author":83,"featured_media":177183,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_linkdex":"91","_yoast_wpseo_content_score":"60","_yoast_wpseo_is_cornerstone":"","_yoast_wpseo_keywordsynonyms":"[\"\",\"\",\"\",\"\",\"\",\"\"]","_yoast_wpseo_focuskw_text_input":"","_seo_original_html":"","footnotes":""},"categories":[1433,1546],"tags":[1543,1162,2508,1236],"class_list":["post-177185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-billing-codes","category-cpt-codes","tag-clinical-documentation","tag-cpt-codes","tag-medical-coding","tag-medicare-reimbursement"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.2 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>CPT code 21248: Partial vs complete jaw reconstruction<\/title>\n<meta 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